SM-42W 1K ohm(102) 01

SURFACE MOUNT CERMET TRIMMERS RoHS compliant SM-42/43 INTERNAL STRUCTURE 9 1 2 3 8 4 5 7 6 Part name Material Flammability Polyphenylenesulphide UL94V-0 ■ FEATURES 1 Housing ORoHS compliant OFine adjustment is available OAutomatic mounting is available (Taping) OReflow soldering is available OSealed construction (Washable: Refer to page 750.) 2 Base element 3 Electrode Ag-Pd cermet 4 Resistive element RuO2 cermet 5 Adhesive 6 Wiper 7 Terminal pin 8 Rotor gear 9 Shaft Ceramic — Epoxy Multi metal alloy Copper alloy, Sn-Cu-plated Polyamide UL94V-0 Brass, Nickel-plated — ■ PART NUMBER DESIGNATION S M - 4 □ T W 1 0 0 Ω ( 1 0 1 ) Series name Resistance code Electrical turn Resistance value 2：11 turns 3：5 turns Form of packaging Product shape (Shape of terminal) T：Taping (Reel) Blank：Bulk in plastic bag W, X：Top adjustmet A, B：Side adjustmet ※Please refer to the LIST OF PART NUMBERS when placing orders. SM-42/43 SURFACE MOUNT TRIMMERS ■ LIST OF PART NUMBERS Form of packaging Adjustment Shape of terminal position Electrical turn 〈Nominal resistance values〉 Taping (reel) Plastic bag W (J-hook) SM-42TW SM-42W X (Gull wing) SM-42TX SM-42X A (J-hook) SM-42TA SM-42A B (Gull wing) SM-42TB SM-42B W (J-hook) SM-43TW SM-43W X (Gull wing) SM-43TX SM-43X A (J-hook) SM-43TA SM-43A B (Gull wing) SM-43TB SM-43B TA, TB : 500 pcs./reel TW, TX : 250 pcs./reel 50 pcs./pack Top adjustment 11 Side adjustment A10 Ω A20 Ω 10 kΩ 20 kΩ 50 Ω 100 Ω 200 Ω 500 Ω 1 kΩ 2 kΩ 50 kΩ 100 kΩ 200 kΩ 500 kΩ 1 MΩ 2 MΩ 5 kΩ Fig. 1 The products indicated by A mark are manufactured upon receipt of order basis. ※ The above part numbers are all available with the respective combination of (Fig. 1). ※Verify the above part numbers when placing orders. ※Taping specification is not sold separately and must be purchased in reel units. Top adjustment 5 Side adjustment Pieces in package ■ ELECTRICAL CHARACTERISTICS ■ MECHANICAL CHARACTERISTICS Operating torque 17.6 mN·m {180 gf·cm} maximum Mechanical stop Clutch action Rotational life 200 cycles [ΔR/R ≦ ± (3 Ω + 3 %)] Thrust to shaft 5 N {0.51 kgf} minimum Solderability 245 ± 3 °C, 2 ~ 3 s ± 10 % Shear (Adhesion) 5 N {0.51 kgf} 10 s Power ratings 0.25 W (85 °C) 0 W (150 °C) Substrate bending Width 90 mm, bend 3 mm, 5 s, 1 time Resistance law （B）Linear law 10 Ω ~ 2 MΩ Nominal resistance range Resistance tolerance Maximum input voltage DC300 V or power rating, whichever is smaller Maximum wiper current 100 mA or power rating, whichever is smaller Effective electrical turn 11 turns (SM-42), 5 turns (SM-43) End resistance 1 % or 2 Ω, whichever is greater C.R.V. 1 % or 3 Ω, whichever is greater −65 ~ 150 °C Operating temp. range ±100 10 /°C maximum -6 Temp. coefficient Insulation resistance 100 MΩ minimum (DC500 V) Dielectric strength AC600 V, 60 s Net weight Approx. 0.17 g Reflow profile for soldering heat evaluation〉 (C) 250 Peak : 250 +5 0 Pull-off strength { }：Reference only ■ ENVIRONMENTAL CHARACTERISTICS Test item Thermal shock Humidity Shock Temperature 150 180 C 50 Specifications − 65 ~ 150 °C (0.5 h), 5 cycles [ΔR/R ≦ 2 %] [S.S. ≦ 1 %] −10 ~ 65 °C (80 ~ 98 %), 10 cycles, 240 h 981 m/s2, 6 ms 6 directions for 3 times each (Amplitude) 1.52 mm or (Acceleration) 196 m/s2, 10 ~ 2000 Hz, 3 directions, 12 times each Load life 85 °C, 0.25 W, 1000 h Low temp. operation −65 °C, 2 h High temp. exposure 150 °C, 250 h Immersion seal 85 °C, 60 s [ΔR/R ≦ 2 %] [ΔR/R ≦ 1 %] [S.S. ≦ 1 %] [ΔR/R ≦ 3 % or 3 Ω] [S.S. ≦ 2 %] [ΔR/R ≦ 1 %] [S.S. ≦ 1 %] [ΔR/R ≦ 2 %] [S.S. ≦ 1 %] No leaks (No continuous bubbles) C Pre Heating Zone Soldering heat 150 C 90 30 s 100 Test conditions Vibration Over 230 C 200 5 N {0.51 kgf} 10 s Reflow : Peak temperature 255 °C (Please refer to the profile below.) Manual soldering：350 ± 10 °C, 3 ~ 4 s [ΔR/R ≦ 1 %] 30 10 s Heating time Soldering Zone Reflow : two times maximum ΔR/R：Change in total resistance S.S.：Setting stability SM-42/43 SURFACE MOUNT TRIMMERS ■ MAXIMUM INPUT RATINGS Nominal resistance Resistance code Maximum input values (Ω) voltage (V) A A Maximum wiper current (mA) 10 20 50 100 200 500 100 200 500 101 201 501 1.00 2.00 3.53 5.00 7.07 11.2 100 100 70.7 50.0 35.4 22.4 1k 2k 5k 10 k 20 k 50 k 102 202 502 103 203 503 15.8 22.4 35.4 50.0 70.7 112 15.8 11.2 7.07 5.00 3.54 2.24 100 k 200 k 500 k 1M 2M 104 204 504 105 205 158 223 300 300 300 1.58 1.12 0.60 0.30 0.15 The products indicated by A mark are manufactured upon receipt of order basis. ■ RECOMMENDED P.C.B. PAD OUTLINE DIMENSIONS OSM-42/43B OSM-42/43X 2 2 5.1 0 2.3 1.3 1.3 1.9 1.3 1.3 2.3 2.9 0 1.6 5.2 0 2 0 4 1.6 2 1.9 2 2 OSM-42/43W 1.3 OSM-42/43A (Unit: mm) 2.54 1.3 2.54 Note) The zero point is the center of mounting. SM-42/43 SURFACE MOUNT TRIMMERS ■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance : ± 0.3 (Unit : mm) OSM-42/43W 3.9 3 2 ※Note the terminal position. 3 – 0.9 1.2 4.8 2.54 2 1.3 CW rotation 1 2 – 0.8 1 Resistance code & Production date code 3.5 φ 1.5, Slot 3 0.56W × 0.5D 5.1 2.6 3–1 5.3 OSM-42/43X 5.7 Resistance code & Production date code 3.5 2 2 – 0.8 1.2 4.8 2.54 1.3 1 φ 1.5, Slot 0.56W × 0.5D 3 5.1 3–1 5.3 OSM-42/43A 3.7 3 – 0.8 Resistan ce code & Produ ction d ate code ① 2 – 0.9 4.8 1.2 1.3 2.3 3–1 ② φ 1.5, Slot 0.56W × 0.5D 2.6 ③ 4.6 5 OSM-42/43B 1 1.2 2.3 1.3 4.8 2 2 – 0.9 φ 1.5, Slot 0.56W × 0.5D 4.6 2.8 6 3 3 – 0.6 3.9 Resistance code & Production date code SM-42/43 SURFACE MOUNT TRIMMERS ■ PACKAGING SPECIFICATIONS O Taping version (SM-42/43TA, TB) is packaged in 500 pcs. per reel. Orders will be accepted for units of 500 pcs., i.e., 500, 1000, 1500 pcs., etc. SM-42/43TW, TX is packaged in 250 pcs. per reel. Orders will be accepted for units of 250 pcs., i.e., 500, 750 pcs., etc. Maximum number of consecutive missing pieces = 2 Leader length and reel dimension are shown in the diagrams below. OEMBOSSED TAPE DIMENSIONS OREEL DIMENSIONS （Conforms to JIS C 0806-3） （TA/TB type : In accordance with EIAJ ET-7200A） Empty Filled (Unit: mm) Empty +1 Head 40 mm min. 21±0.8 Direction of feed 2±0.5 60 20 pitches min. +1 0 End 13 0 (TA/TB) 17±0.3 (TW, TX) 400 mm min. 13±0.2 0 180 –1.5 (TA/TB) 0 180 –3 (TW, TX) OSM-42/43TW/TX 15.4±1 (TA/TB) 19.5±1 (TW/TX) OSM-42/43TA/TB 5.75 Cross section A-A OUnit of bulk in a plastic bag is 50 pcs. per pack. O Boxing of bulk in a plastic bag is performed with 200 pcs. per box. 2 1.75 0.1 0.4 0.1 Installation example (SM-42A) 12 5.5 0.05 +0.3 7.5 0.1 12 0.1 2 0.1 3 .1 +0 0 1 5 A 1 A 1. 2 Installation example (SM-42W) φ .1 +0 0 5 . φ1 3 4 0.1 0.5 0.1 16 –0.1 2 0.1 A 1.75 0.1 4 0.1 4.5 A 8 0.1 Cross section A-A